Team news Oliver Kirch and Dong-Won Ji ruled out for weeks 20/08/2014 Borussia Dortmund will have to do without the services of Oliver Kirch and Dong-Won Ji over the next few weeks. Both midfielders picked up thigh injuries in training on Tuesday afternoon. Tests made by club doctor Markus Braun at Dortmund’s Knappschaft hospital revealed that Oliver Kirch has suffered a torn thigh muscle. He is expected to be out of action for up to eight weeks. Dong-Won Ji has sustained a tear in his left hamstring, according to Dr. Braun. He is expected to be out for four weeks.